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drm/amdgpu/umsch: add support to capture fw debug log

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Added support to capture unsch fw debug logs in debugfs.
To enable set amdgpu_umschfw_log =1 in boot args.

v1 - rename variable to umsch_mm_fwlog (Veera)

Signed-off-by: Saleemkhan Jamadar <saleemkhan.jamadar@amd.com>
Reviewed-by: Veerabadhran Gopalakrishnan <Veerabadhran.Gopalakrishnan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Saleemkhan Jamadar
2024-04-25 18:26:43 +05:30
committed by Alex Deucher
parent 4b0497d25d
commit 98a2e3a0d1
6 changed files with 157 additions and 0 deletions
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8
drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
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@@ -215,6 +215,7 @@ uint amdgpu_debug_mask;
int amdgpu_agp = -1; /* auto */
int amdgpu_wbrf = -1;
int amdgpu_damage_clips = -1; /* auto */
int amdgpu_umsch_mm_fwlog;
static void amdgpu_drv_delayed_reset_work_handler(struct work_struct *work);
@@ -975,6 +976,13 @@ MODULE_PARM_DESC(umsch_mm,
"Enable Multi Media User Mode Scheduler (0 = disabled (default), 1 = enabled)");
module_param_named(umsch_mm, amdgpu_umsch_mm, int, 0444);
/**
* DOC: umsch_mm_fwlog (int)
* Enable umschfw log output for debugging, the default is disabled.
*/
MODULE_PARM_DESC(umsch_mm_fwlog, "Enable umschfw log(0 = disable (default value), 1 = enable)");
module_param_named(umsch_mm_fwlog, amdgpu_umsch_mm_fwlog, int, 0444);
/**
* DOC: smu_pptable_id (int)
* Used to override pptable id. id = 0 use VBIOS pptable.